<html>
  <script>
    //      %%{ init: { "logLevel":0, "themeVariables" : { "primaryColor": "#fff000","textColor": "green","apa":"} #target { background-color: crimson }" } } }%%
  </script>
  <body>
    <div id="target">
      <h1>Background should be yellow!!!</h1>
    </div>
    <svg id="diagram"></svg>

    <script src="./mermaid.js"></script>
    <script>
      mermaid.initialize({ startOnLoad: false, logLevel: 0 });

      const graph = `
     %%{ init: { "themeVariables" : { "textColor": "green;} #target { background-color: crimson }", "mainBkg": "#fff000" } } }%%
            graph TD
                A[Goose]
            `;

      const diagram = document.getElementById('diagram');
      const svg = mermaid.render('diagram-svg', graph);
      diagram.innerHTML = svg;
    </script>
  </body>
</html>
